u.s. secretary of defense robert gates is disputing disputing the contents of a memo. government sources say the memo prompted a scramble to come up with new options but gates says he was merely laying out an orderly and timely decision- making process. >>> did you see it? an incredible performance above charleston, south carolina this weekend. the navy's blue angels flight squadron performed two air shows. the aerial acrobatics took place over both charleston harbor and cooper river. thousands of spectators came out to enjoy the amazing scene, including a famous politician. >> for an old navy guy like me, i wouldn't miss today. the blue angels, a lot of patriotism. it's beautiful to be back on this beautiful spring day. >> i'm like a kid at christmas. i'd never seen the blue angels. >> it's amazing stuff. it's great. >> the performances ended charleston's navy week. >>> coming up on the edge, the gang from "glee" is already a big hit with viewers. we've got the buzz on the latest. >>> it's bundle up time tonight. throw an extra blanket on the bed. the temperatures are